[PATCH 16/20] futex: Implement sys_futex_waitv()

André Almeida andrealmeid@collabora.com
Wed Sep 15 15:20:58 GMT 2021


Às 11:07 de 15/09/21, Peter Zijlstra escreveu:
> From: André Almeida <andrealmeid@collabora.com>
> 
> Add support to wait on multiple futexes. This is the interface
> implemented by this syscall:
> 
> futex_waitv(struct futex_waitv *waiters, unsigned int nr_futexes,
> 	    unsigned int flags, struct timespec *timo)
> 
> --- a/include/uapi/asm-generic/unistd.h
> +++ b/include/uapi/asm-generic/unistd.h
> @@ -880,8 +880,11 @@ __SYSCALL(__NR_memfd_secret, sys_memfd_s
>  #define __NR_process_mrelease 448
>  __SYSCALL(__NR_process_mrelease, sys_process_mrelease)
>  
> +#define __NR_futex_waitv 449
> +__SC_COMP(__NR_futex_waitv, sys_futex_waitv)
> +

Oops, this should be __SYSCALL(), and not __SC_COMP(), my bad.


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